Boston時間
19:26:45
日出: 08:12:22 
日落: 15:57:4403:26:45
22:26:45
16:26:45
00:56:45
13:26:45
03:26:45
00:26:45
03:26:45
03:26:45
00:56:45
22:26:45
03:26:45
01:26:45
04:26:45
16:26:45
Boston與主要城市的時差
+7
+7
+7
+6.5
+6
+6
+6
+6
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5
+5
+4.5
+4
+3.5
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8